Timer



FIG. 1 is a front elevational view;

FIG. 2 is a rear elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a side plan view; and,

FIG. 5 is a bottom plan view.

The broken line showings of FIG. 1 are environmental only and form no part of the claimed design. 

The ornametal design for a timer, as shown as described. 